altos: Provide ao_task_alarm_tick to reduce per-tick cost

[fw/altos] / src / core / ao_task.h

diff --git a/src/core/ao_task.h b/src/core/ao_task.h
index b3f152a04c0f47d42ebd2833cf06c617694ca881..049f69a7c2fb121d2dbdffd2564d7bb8f989fe4e 100644 (file)
--- a/src/core/ao_task.h
+++ b/src/core/ao_task.h
@@ -82,6 +82,7 @@ ao_add_task(__xdata struct ao_task * task, void (*start)(void), __code char *nam
 
 #if HAS_TASK_QUEUE
 /* Called on timer interrupt to check alarms */
+extern uint16_t        ao_task_alarm_tick;
 void
 ao_task_check_alarm(uint16_t tick);
 #endif